Home / 71,323.24-106,984.76-21,403.25

Finding the Fourth Proportional to 71,323.24, 106,984.76 and 21,403.25

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Solution

The fourth proportional to 71,323.24, 106,984.76 and 21,403.25 is: 32,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,323.24 : 106,984.76 = 21,403.25 : x
  2. Step 2: Convert to fraction form
    71,323.24/106,984.76 = 21,403.25/x
  3. Step 3: Cross multiply
    71,323.24x = 106,984.76 × 21,403.25
  4. Step 4: Simplify right side
    71,323.24x = 2,289,821,724.92
  5. Step 5: Solve for x
    x = 2,289,821,724.92/71,323.24
  6. Step 6: Final answer
    x = 32,104.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.